1. The horizontal airfoil of an aircraft's tail assembly that is fixed and to which the elevator is hinged
   "The horizontal stabilizer helps maintain the aircraft's longitudinal stability";
   - horizontal stabiliser [Brit], tailplane

Derived forms: horizontal stabilizers

Type of: aerofoil [Brit], airfoil [N. Amer], control surface, surface

Part of: horizontal tail

Encyclopedia: Horizontal stabilizer